Fixed memory leak of domain controller, Microsoft released monthly update summary for Win7 / Win8.1

CTOnews.com, December 14, Patch Tuesday event this month, Microsoft released a summary of monthly updates for Win7 and Win8.1 as well as cumulative updates for Win10 and Win11. The former gets the KB5021291 update, and the latter gets the KB5021294 update, but the update content is basically the same. It is worth noting that only Windows 7 users who have purchased extended Security Update (ESU) support can receive this update.

CTOnews.com learned that the Win7 system has been improved as follows:

According to the order of the Fijian government, Fiji will observe daylight saving time in 2022 (DST). Therefore, the clock will not be changed by one hour at 02:00 on November 13, 2022.

The Local Security Agency Subsystem Service (LSASS.exe) experienced a memory leak on the Windows domain controller. This issue is known to occur after installing a Windows update of November 8, 2022 or later.

The Win8.1 update is improved as follows: